Search Results for: hyperplasia

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Hyalin?

…ble most readily in tumors of that disease, but they also may be detected in plaques and, sometimes, even in patches of that hyperplasia. Those globules represent degenerated erythrocytes that have been phagocytosed by endothelial cells. The phrase…

The so-called dysplastic nevus is not dysplastic at all

The so-called dysplastic nevus is not dysplastic at all

…coworkers, they expressed this view in these words: “[dysplastic nevi] fit nicely into the schema of progression from hyperplasia to dysplasia to neoplasia that is accepted in many epithelial tumor systems, both experimental and human”…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Tricho-, pilo-, folliculo- ?

…lastic infundibula exhibit tricholemmal differentiation at the bulb. In short, tricholemmoma is not a benign neoplasm, but a hyperplasia. “Tricho-” is applied correctly in the name trichotillomania, in which hair shafts are twisted to…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Spongiform Pustular Diseases?

…ge in which the holes are packed with neutrophils (spongiform pustules of Kogoj).” Maize JC. Dermatitis with epidermal hyperplasia. In: Maize JC, Burgdorf WHC, Hurt MA, et al., eds. Cutaneous Pathology. Philadelphia: Churchill Livingstone,…

Resolving Quandaries in Dermatology, Pathology & Dermatopathology

Precursor Lesions of Melanoma?

…nue to appear throughout adult life, even into the sixth and seventh decades. The histologic picture of atypical melanocytic hyperplasia, dense dermal lymphocytic infiltration with fibroplasias, and new blood vessel formation also serves to separate…

Clinical Case Studies

Rhinophyma with Basal Cell Carcinoma

…s of basaloid cells in the dermis with peripheral palisading and retraction artifact were observed. The surrounding skin had hyperplasia of the sebaceous glands with elongation and dilation of the ducts. Irregular fibrosis and inflammatory cell…

Histologic Diagnosis of Inflammatory Skin Diseases

Pattern Analysis in Historical Perspective

…lammatory Skin Diseases: A Method By Pattern Analysis, 1978: superficial perivascular dermatitis + spongiosis + psoriasiform hyperplasia = spongiotic psoriasiform dermatitis (allergic contact or nummular dermatitis, fully developed). Figure 5.4…